Geometrical column unit



FIG. 1 is a top front perspective view of a geometrical column unit, showing my new design;

FIG. 2 is a front side view, the back side view being a mirror image thereof;

FIG. 3 is a right side view, the left side view being a mirror image thereof; and,

FIG. 4 is a top view, the bottom view being a mirror image thereof.

The geometrical column unit is contemplated to be a repeatable single segment capable of being stacked at the top and/or bottom surfaces. 

CLAIM The ornamental design for a geometrical column unit, as shown and described. 